Includes:
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Geological structure of the ore-deposits of the Yakuki and the Ôno mines. Pp. [51]-62 pp. Reprinted from the Science Reports of the Tohuku Imperial University. Sendai, Japan: August 1922.
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On the Babingtonite from the Contact Metamorphic Deposits of the Yakuki Mine, Province Iwaki, Japan. Pp. 159-164. From the American Journal of Science. No place: August 1922.
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Geological Distribution of the Important Ore Deposits of Japan. Pp. 173-189. Reprinted from Economic Geology, March 1923.
Illustrated. Wrappers.
Each a presentation copy inscribed and signed by the author in ink on the front wrappers, two with Dr. L.J. Spencer named as the recipient, with his rubberstamps.
Offprints by the mineralogist, economic geologist and professor at Tohoku University, Japan.
